2238471967 has 2 divisors, whose sum is σ = 2238471968. Its totient is φ = 2238471966.

The previous prime is 2238471959. The next prime is 2238471971. The reversal of 2238471967 is 7691748322.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2238471967 - 2³ = 2238471959 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2238471967.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2238478967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1119235983 + 1119235984.

It is an arithmetic number, because the mean of its divisors is an integer number (1119235984).

Almost surely, 2^2238471967 is an apocalyptic number.

2238471967 is a deficient number, since it is larger than the sum of its proper divisors (1).

2238471967 is an equidigital number, since it uses as much as digits as its factorization.

2238471967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064, while the sum is 49.

The square root of 2238471967 is about 47312.4927159836. The cubic root of 2238471967 is about 1308.1289387040.

The spelling of 2238471967 in words is "two billion, two hundred thirty-eight million, four hundred seventy-one thousand, nine hundred sixty-seven".